Merge branch 'master' into ZSMv1

TODO.md

@@ -2,7 +2,8 @@
 
 - additional YM2612 features
   - CSM
-- ADPCM chips
+- MSM6258 pitch and clock select
+- MSM6295 clock select
 - Game Boy envelope macro/sequence
 - drag-and-drop ins/wave/sample loading
 - "set loop" in right click menu of sample editor

demos/README.md

@@ -2,8 +2,13 @@
 
 demo songs for Furnace.
 
-these demo songs are not under the GPL. in the case of covers, all rights are reserved to the original author.
+these demo songs are not under the GPL. all rights are reserved to the original author(s).
 
 # submit demo songs!
 
-just send a pull request if you want your song to be added to this collection. thank you!
+contact me or send a pull request if you want your song to be added to this collection. be noted we have two rules:
+
+- Nintendo covers are frowned upon
+- big label music covers also are discouraged
+
+thank you for contributing!